:root {
  --bg: #f6f7f9;
  --surface: #ffffff;
  --border: #e2e5ea;
  --text: #1c2129;
  --muted: #677283;
  --accent: #128c5e;
  --accent-text: #ffffff;
  --ok: #128c5e;
  --warn: #b26a00;
  --bad: #c62f3c;
  --info: #3667c9;
  --chip: #eef0f3;
  --track: #e8ebef;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #111418;
    --surface: #1a1e24;
    --border: #2c323b;
    --text: #e6e9ee;
    --muted: #949eac;
    --accent: #25b37a;
    --accent-text: #0b1410;
    --ok: #3cc88c;
    --warn: #e6a23c;
    --bad: #f0626e;
    --info: #7aa2f7;
    --chip: #252b33;
    --track: #2a3038;
    color-scheme: dark;
  }
}

* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 14px/1.45 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}
code, .mono { font-family: ui-monospace, "Cascadia Code", Consolas, monospace; font-size: 12.5px; }
h1 { font-size: 20px; margin: 0; }
h2 { font-size: 15px; margin: 0 0 12px; display: flex; align-items: center; gap: 8px; }

.top {
  position: sticky; top: 0; z-index: 5;
  display: flex; align-items: center; gap: 20px;
  padding: 10px 20px; background: var(--surface); border-bottom: 1px solid var(--border);
}
.brand { font-weight: 700; letter-spacing: .2px; }
#tabs { display: flex; gap: 4px; flex: 1; overflow-x: auto; }
#tabs a {
  color: var(--muted); text-decoration: none; padding: 6px 12px; border-radius: 6px; white-space: nowrap;
}
#tabs a.active { background: var(--chip); color: var(--text); font-weight: 600; }

main { max-width: 1200px; margin: 0 auto; padding: 20px 16px 60px; }
.view { display: none; }
.view.active { display: block; }
.view-head { display: flex; align-items: center; gap: 12px; margin-bottom: 16px; flex-wrap: wrap; }
.view-head button { margin-left: auto; }
.muted { color: var(--muted); }
.small-text { font-size: 12.5px; }

button {
  font: inherit; cursor: pointer; border-radius: 6px; padding: 7px 14px;
  border: 1px solid var(--accent); background: var(--accent); color: var(--accent-text); font-weight: 600;
}
button.ghost { background: transparent; color: var(--text); border-color: var(--border); font-weight: 500; }
button.danger { background: transparent; color: var(--bad); border-color: var(--border); font-weight: 500; }
button.small { padding: 4px 10px; font-size: 12.5px; }
button:disabled { opacity: .5; cursor: default; }

input, select, textarea {
  font: inherit; color: var(--text); background: var(--surface);
  border: 1px solid var(--border); border-radius: 6px; padding: 7px 9px; width: 100%;
}
textarea { resize: vertical; }
label { display: block; margin-bottom: 10px; color: var(--muted); font-size: 12.5px; }
label > input, label > select, label > textarea { margin-top: 4px; }
label.check { display: flex; gap: 8px; align-items: flex-start; color: var(--text); font-size: 13px; }
label.check input { width: auto; margin-top: 3px; }

.row { display: flex; gap: 10px; align-items: flex-end; flex-wrap: wrap; }
.row > label { flex: 1; min-width: 110px; }
.row.end { justify-content: flex-end; margin-top: 8px; }
.toolbar { display: flex; gap: 8px; margin: 14px 0 10px; flex-wrap: wrap; align-items: center; }
.toolbar input, .toolbar select { width: auto; min-width: 180px; }

.panel { background: var(--surface); border: 1px solid var(--border); border-radius: 10px; padding: 16px; }
.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
@media (max-width: 800px) { .two-col { grid-template-columns: 1fr; } }

.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(340px, 1fr)); gap: 16px; }
.card { background: var(--surface); border: 1px solid var(--border); border-radius: 10px; padding: 16px; display: flex; flex-direction: column; gap: 12px; }
.card-head { display: flex; justify-content: space-between; gap: 8px; align-items: flex-start; }
.card-title { font-weight: 650; font-size: 15px; }
.card-sub { color: var(--muted); font-size: 12.5px; }
.badges { display: flex; gap: 6px; flex-wrap: wrap; justify-content: flex-end; }
.badge {
  display: inline-block; padding: 2px 8px; border-radius: 999px; font-size: 11.5px; font-weight: 600;
  background: var(--chip); color: var(--muted); white-space: nowrap;
}
.badge.ok { color: var(--ok); } .badge.warn { color: var(--warn); } .badge.bad { color: var(--bad); } .badge.info { color: var(--info); }
.badge.ok::before, .badge.warn::before, .badge.bad::before, .badge.info::before { content: "● "; }
.pill { font-size: 12px; font-weight: 500; color: var(--muted); background: var(--chip); padding: 1px 8px; border-radius: 999px; }

.meter-label { display: flex; justify-content: space-between; font-size: 12.5px; margin-bottom: 4px; }
.meter { height: 8px; background: var(--track); border-radius: 999px; overflow: hidden; }
.meter > div { height: 100%; background: var(--accent); border-radius: 999px; }
.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 8px; }
.stat { background: var(--bg); border-radius: 8px; padding: 8px; }
.stat b { display: block; font-size: 16px; }
.stat span { color: var(--muted); font-size: 11.5px; }
.note { font-size: 12.5px; padding: 8px 10px; border-radius: 6px; background: var(--chip); }
.note.bad { color: var(--bad); } .note.warn { color: var(--warn); }
.actions { display: flex; gap: 6px; flex-wrap: wrap; }
.empty { text-align: center; padding: 50px 20px; color: var(--muted); border: 1px dashed var(--border); border-radius: 10px; }

.table-wrap { overflow-x: auto; background: var(--surface); border: 1px solid var(--border); border-radius: 10px; }
table { width: 100%; border-collapse: collapse; font-size: 13px; }
th, td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--border); vertical-align: top; }
th { color: var(--muted); font-weight: 600; font-size: 12px; background: var(--surface); position: sticky; top: 0; }
tr:last-child td { border-bottom: none; }
td.body { max-width: 420px; white-space: pre-wrap; word-break: break-word; }
td.nowrap { white-space: nowrap; }

.pick-list { max-height: 420px; overflow-y: auto; border: 1px solid var(--border); border-radius: 6px; }
.pick-list label { display: flex; gap: 10px; align-items: center; margin: 0; padding: 7px 10px; border-bottom: 1px solid var(--border); color: var(--text); font-size: 13px; cursor: pointer; }
.pick-list label input { width: auto; margin: 0; }
.pick-list .phone { color: var(--muted); margin-left: auto; font-size: 12px; }
.preview { display: flex; flex-direction: column; gap: 6px; margin-top: 10px; }
.bubble { background: var(--chip); border-radius: 8px; padding: 8px 10px; white-space: pre-wrap; font-size: 13px; }
.msg { min-height: 1em; font-size: 13px; margin: 8px 0 0; white-space: pre-wrap; }
.msg.ok { color: var(--ok); } .msg.bad { color: var(--bad); } .msg.warn { color: var(--warn); }

dialog {
  border: 1px solid var(--border); border-radius: 12px; padding: 20px; width: min(520px, calc(100vw - 32px));
  background: var(--surface); color: var(--text);
}
dialog::backdrop { background: rgb(0 0 0 / .45); }
.qr-box {
  display: grid; place-items: center; min-height: 280px; margin: 10px 0; border-radius: 8px; background: #fff; color: #333;
}
.qr-box img { width: 264px; height: 264px; image-rendering: pixelated; }
.qr-box.done { background: var(--chip); color: var(--ok); font-weight: 600; font-size: 16px; }
.pair-code { font: 600 26px/1.2 ui-monospace, Consolas, monospace; letter-spacing: 3px; text-align: center; }
details { margin: 8px 0; }
summary { cursor: pointer; color: var(--muted); font-size: 13px; }